Aportfolio has 50% of its value in ibm shares and the rest in microsoft (msft). the volatility of ibm and msft are 40% and 30%, respectively, and the correlation between ibm and msft is -0.1. what is the standard deviation of the portfolio? oa. 23.77% b. 22.58% c. 21.39% d. 26.15%

The average month end closing stock price for company a over the past year is $34.57 with a standard deviation of $4.65. the average month end closing stock price for company b over the same period is $26.15 with a standard deviation of $7.45. based on this data, we can conclude that the stock price for company a is more consistent when compared to the stock price for company b.